Finding the Fourth Proportional to 125,572.93, 188,451.74 and 92,383.99
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Solution
The fourth proportional to 125,572.93, 188,451.74 and 92,383.99 is: 138,643.92
Step by Step Solution
- Step 1: Write the proportion equation
125,572.93 : 188,451.74 = 92,383.99 : x - Step 2: Convert to fraction form
125,572.93/188,451.74 = 92,383.99/x - Step 3: Cross multiply
125,572.93x = 188,451.74 × 92,383.99 - Step 4: Simplify right side
125,572.93x = 17,409,923,201.72 - Step 5: Solve for x
x = 17,409,923,201.72/125,572.93 - Step 6: Final answer
x = 138,643.92
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.